mirror of https://github.com/grafana/grafana.git
43 lines
823 B
Go
43 lines
823 B
Go
package expr
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import (
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"errors"
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"testing"
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"github.com/stretchr/testify/assert"
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)
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type expectedError struct{}
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func (e expectedError) Error() string {
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return "expected"
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}
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func TestQueryError_Error(t *testing.T) {
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e := QueryError{
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RefID: "A",
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Err: errors.New("this is an error message"),
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}
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assert.EqualError(t, e, "failed to execute query A: this is an error message")
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}
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func TestQueryError_Unwrap(t *testing.T) {
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t.Run("errors.Is", func(t *testing.T) {
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expectedIsErr := errors.New("expected")
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e := QueryError{
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RefID: "A",
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Err: expectedIsErr,
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}
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assert.True(t, errors.Is(e, expectedIsErr))
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})
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t.Run("errors.As", func(t *testing.T) {
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e := QueryError{
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RefID: "A",
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Err: expectedError{},
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}
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var expectedAsError expectedError
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assert.True(t, errors.As(e, &expectedAsError))
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})
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}
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